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<a href="Pixels_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// This may look like C code, but it is really -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002, 2003</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// Copyright @ 2013 ImageMagick Studio LLC, a non-profit organization</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// dedicated to making software imaging solutions freely available.</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// Pixels Implementation</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno"><a class="line" href="Pixels_8cpp.html#a24d8db5449916b4dd0283f5f30a5edc7">   11</a></span>&#160;<span class="preprocessor">#define MAGICKCORE_IMPLEMENTATION  1</span></div><div class="line"><a name="l00012"></a><span class="lineno"><a class="line" href="Pixels_8cpp.html#a99e08660df365803d576005502caf7e5">   12</a></span>&#160;<span class="preprocessor">#define MAGICK_PLUSPLUS_IMPLEMENTATION 1</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;</div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;cstring&gt;</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Include_8h.html">Magick++/Include.h</a>&quot;</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span> <span class="comment">// This is here to compile with Visual C++</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Thread_8h.html">Magick++/Thread.h</a>&quot;</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Exception_8h.html">Magick++/Exception.h</a>&quot;</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="Pixels_8h.html">Magick++/Pixels.h</a>&quot;</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#a80578e4115a89951d0ad1e450e2e7a40">   21</a></span>&#160;<a class="code" href="classMagick_1_1Pixels.html#a80578e4115a89951d0ad1e450e2e7a40">Magick::Pixels::Pixels</a>(<a class="code" href="classMagick_1_1Image.html">Magick::Image</a> &amp;image_)</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;  : _image(image_),</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;    _x(0),</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;    _y(0),</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    _columns(0),</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;    _rows(0)</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;{</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    _view=AcquireVirtualCacheView(image_.<a class="code" href="classMagick_1_1Image.html#a649f19aec34b33c85f42396fba98c101">image</a>(),exceptionInfo),</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(image_.<a class="code" href="classMagick_1_1Image.html#ac43f3b1aa720acd96d0326d40453a0fa">quiet</a>());</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;}</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#af6ef403ad3cad9416857ba80a464d3fe">   33</a></span>&#160;<a class="code" href="classMagick_1_1Pixels.html#af6ef403ad3cad9416857ba80a464d3fe">Magick::Pixels::~Pixels</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;{</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;  <span class="keywordflow">if</span> (_view)</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    _view=DestroyCacheView(_view);</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;}</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#a4b3e2b201b7fb669dd03b7db926fc308">   39</a></span>&#160;Magick::Quantum* <a class="code" href="classMagick_1_1Pixels.html#a4b3e2b201b7fb669dd03b7db926fc308">Magick::Pixels::get</a>(<span class="keyword">const</span> ssize_t x_,<span class="keyword">const</span> ssize_t y_,</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">size_t</span> columns_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> rows_)</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;{</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;  _x=x_;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  _y=y_;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;  _columns=columns_;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;  _rows=rows_;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;  Quantum* pixels=GetCacheViewAuthenticPixels(_view,x_,y_,columns_,rows_,</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    exceptionInfo);</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(_image.quiet());</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  <span class="keywordflow">return</span> pixels;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;}</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#aca8938cec00ebbe67f719f83e0ec9966">   55</a></span>&#160;<span class="keyword">const</span> Magick::Quantum* <a class="code" href="classMagick_1_1Pixels.html#aca8938cec00ebbe67f719f83e0ec9966">Magick::Pixels::getConst</a>(<span class="keyword">const</span> ssize_t x_,</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  <span class="keyword">const</span> ssize_t y_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> columns_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> rows_)</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;{</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;  _x=x_;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;  _y=y_;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  _columns=columns_;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  _rows=rows_;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;  <span class="keyword">const</span> Quantum* pixels=GetCacheViewVirtualPixels(_view,x_,y_,columns_,rows_,</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    exceptionInfo);</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(_image.quiet());</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <span class="keywordflow">return</span> pixels;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;}</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#a281a3132a541cfae7641dfd385a9b70a">   71</a></span>&#160;ssize_t <a class="code" href="classMagick_1_1Pixels.html#a281a3132a541cfae7641dfd385a9b70a">Magick::Pixels::offset</a>(PixelChannel channel)<span class="keyword"> const</span></div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;  <span class="keywordflow">if</span> (_image.constImage()-&gt;channel_map[channel].traits == UndefinedPixelTrait)</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  <span class="keywordflow">return</span> _image.constImage()-&gt;channel_map[channel].offset;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;}</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#aa7891bb0e43dd1b11a119883533ba7ff">   78</a></span>&#160;Magick::Quantum* <a class="code" href="classMagick_1_1Pixels.html#aa7891bb0e43dd1b11a119883533ba7ff">Magick::Pixels::set</a>(<span class="keyword">const</span> ssize_t x_,<span class="keyword">const</span> ssize_t y_,</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">size_t</span> columns_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> rows_)</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;{</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  _x=x_;</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;  _y=y_;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;  _columns=columns_;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;  _rows=rows_;</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;  Quantum* pixels=QueueCacheViewAuthenticPixels(_view,x_,y_,columns_,rows_,</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    exceptionInfo);</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(_image.quiet());</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;  <span class="keywordflow">return</span> pixels;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;}</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#ae289745755c3def39646c5a6bc72945e">   94</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classMagick_1_1Pixels.html#ae289745755c3def39646c5a6bc72945e">Magick::Pixels::sync</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;{</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;  (void) SyncCacheViewAuthenticPixels(_view,exceptionInfo);</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(_image.quiet());</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;}</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="comment">// Return pixel meta content</span></div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classMagick_1_1Pixels.html#ad50a3a05ee6918ae205856c6ae235c25">  102</a></span>&#160;<span class="keywordtype">void</span>* <a class="code" href="classMagick_1_1Pixels.html#ad50a3a05ee6918ae205856c6ae235c25">Magick::Pixels::metacontent</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;{</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;  <span class="keywordtype">void</span>* pixel_metacontent=GetCacheViewAuthenticMetacontent(_view);</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  <span class="keywordflow">return</span> pixel_metacontent;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;}</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#ab42e549f84f2883a3a7f2dcf7c505330">  109</a></span>&#160;<a class="code" href="classMagick_1_1PixelData.html#ab42e549f84f2883a3a7f2dcf7c505330">Magick::PixelData::PixelData</a>(<a class="code" href="classMagick_1_1Image.html">Magick::Image</a> &amp;image_,std::string map_,</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  <span class="keyword">const</span> StorageType type_)</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;{</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  init(image_,0,0,image_.<a class="code" href="classMagick_1_1Image.html#a1f61d13e9fc82b75cd62e7da46e2c7fc">columns</a>(),image_.<a class="code" href="classMagick_1_1Image.html#a4110bebbe7a1fe8f4c6219b0bf45f598">rows</a>(),map_,type_);</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;}</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#a7182f65ee71714163fa45e44b5c020b8">  115</a></span>&#160;<a class="code" href="classMagick_1_1PixelData.html#ab42e549f84f2883a3a7f2dcf7c505330">Magick::PixelData::PixelData</a>(<a class="code" href="classMagick_1_1Image.html">Magick::Image</a> &amp;image_,const ::ssize_t x_,</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;  const ::ssize_t y_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> width_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> height_,std::string map_,</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;  <span class="keyword">const</span> StorageType type_)</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;{</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  init(image_,x_,y_,width_,height_,map_,type_);</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;}</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#ac1847c4f76a3dd4c459990106779a0c0">  122</a></span>&#160;<a class="code" href="classMagick_1_1PixelData.html#ac1847c4f76a3dd4c459990106779a0c0">Magick::PixelData::~PixelData</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;{</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;  relinquish();</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;}</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#a2177166f46a9b361184bf1b90badfcdf">  127</a></span>&#160;<span class="keyword">const</span> <span class="keywordtype">void</span> *<a class="code" href="classMagick_1_1PixelData.html#a2177166f46a9b361184bf1b90badfcdf">Magick::PixelData::data</a>(<span class="keywordtype">void</span>)<span class="keyword"> const</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;  <span class="keywordflow">return</span>(_data);</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;}</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div><div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#ac8e326669dc26cf0da2114f4ef4bd35d">  132</a></span>&#160;::ssize_t <a class="code" href="classMagick_1_1PixelData.html#ac8e326669dc26cf0da2114f4ef4bd35d">Magick::PixelData::length</a>(<span class="keywordtype">void</span>)<span class="keyword"> const</span></div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;  <span class="keywordflow">return</span>(_length);</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;}</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classMagick_1_1PixelData.html#a614cebe719b3e2508852b3f7f45f1dd1">  137</a></span>&#160;::ssize_t <a class="code" href="classMagick_1_1PixelData.html#a614cebe719b3e2508852b3f7f45f1dd1">Magick::PixelData::size</a>(<span class="keywordtype">void</span>)<span class="keyword"> const</span></div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <span class="keywordflow">return</span>(_size);</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;}</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keywordtype">void</span> Magick::PixelData::init(<a class="code" href="classMagick_1_1Image.html">Magick::Image</a> &amp;image_,const ::ssize_t x_,</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  const ::ssize_t y_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> width_,<span class="keyword">const</span> <span class="keywordtype">size_t</span> height_,</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  std::string map_,<span class="keyword">const</span> StorageType type_)</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;{</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="keywordtype">size_t</span></div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    size;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;  _data=(<span class="keywordtype">void</span> *) NULL;</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;  _length=0;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;  _size=0;</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;  <span class="keywordflow">if</span> ((x_ &lt; 0) || (width_ == 0) || (y_ &lt; 0) || (height_ == 0) ||</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;      (x_ &gt; (ssize_t) image_.<a class="code" href="classMagick_1_1Image.html#a1f61d13e9fc82b75cd62e7da46e2c7fc">columns</a>()) || ((width_ + x_) &gt; image_.<a class="code" href="classMagick_1_1Image.html#a1f61d13e9fc82b75cd62e7da46e2c7fc">columns</a>())</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;      || (y_ &gt; (ssize_t) image_.<a class="code" href="classMagick_1_1Image.html#a4110bebbe7a1fe8f4c6219b0bf45f598">rows</a>()) || ((height_ + y_) &gt; image_.<a class="code" href="classMagick_1_1Image.html#a4110bebbe7a1fe8f4c6219b0bf45f598">rows</a>())</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;      || (map_.length() == 0))</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    <span class="keywordflow">return</span>;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;  <span class="keywordflow">switch</span>(type_)</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  {</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    <span class="keywordflow">case</span> CharPixel:</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;      size=<span class="keyword">sizeof</span>(<span class="keywordtype">unsigned</span> char);</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    <span class="keywordflow">case</span> DoublePixel:</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;      size=<span class="keyword">sizeof</span>(double);</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keywordflow">case</span> FloatPixel:</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;      size=<span class="keyword">sizeof</span>(float);</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    <span class="keywordflow">case</span> LongPixel:</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;      size=<span class="keyword">sizeof</span>(<span class="keywordtype">unsigned</span> int);</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <span class="keywordflow">case</span> LongLongPixel:</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;      size=<span class="keyword">sizeof</span>(MagickSizeType);</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    <span class="keywordflow">case</span> QuantumPixel:</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;      size=<span class="keyword">sizeof</span>(Quantum);</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    <span class="keywordflow">case</span> ShortPixel:</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;      size=<span class="keyword">sizeof</span>(<span class="keywordtype">unsigned</span> short);</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      <span class="keywordflow">break</span>;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    <span class="keywordflow">default</span>:</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;      <a class="code" href="namespaceMagick.html#acf038b43e710ea498bb5b9914e54ee3a">throwExceptionExplicit</a>(MagickCore::OptionError,<span class="stringliteral">&quot;Invalid type&quot;</span>);</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;      <span class="keywordflow">return</span>;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;  }</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;  _length=width_*height_*map_.length();</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  _size=_length*size;</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  _data=AcquireMagickMemory(_size);</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;  MagickCore::ExportImagePixels(image_.<a class="code" href="classMagick_1_1Image.html#a649f19aec34b33c85f42396fba98c101">image</a>(),x_,y_,width_,height_,</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    map_.c_str(),type_,_data,exceptionInfo);</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="keywordflow">if</span> (exceptionInfo-&gt;severity != MagickCore::UndefinedException)</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    relinquish();</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(image_.<a class="code" href="classMagick_1_1Image.html#ac43f3b1aa720acd96d0326d40453a0fa">quiet</a>());</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;}</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="keywordtype">void</span> Magick::PixelData::relinquish(<span class="keywordtype">void</span>) <span class="keywordflow">throw</span>()</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;{</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;  <span class="keywordflow">if</span> (_data != (<span class="keywordtype">void</span> *)NULL)</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;    _data=RelinquishMagickMemory(_data);</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;  _length=0;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;  _size=0;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;}</div><div class="ttc" id="classMagick_1_1Pixels_html_a4b3e2b201b7fb669dd03b7db926fc308"><div class="ttname"><a href="classMagick_1_1Pixels.html#a4b3e2b201b7fb669dd03b7db926fc308">Magick::Pixels::get</a></div><div class="ttdeci">Quantum * get(const ::ssize_t x_, const ::ssize_t y_, const size_t columns_, const size_t rows_)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00039">Pixels.cpp:39</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_aca8938cec00ebbe67f719f83e0ec9966"><div class="ttname"><a href="classMagick_1_1Pixels.html#aca8938cec00ebbe67f719f83e0ec9966">Magick::Pixels::getConst</a></div><div class="ttdeci">const Quantum * getConst(const ::ssize_t x_, const ::ssize_t y_, const size_t columns_, const size_t rows_)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00055">Pixels.cpp:55</a></div></div>
<div class="ttc" id="classMagick_1_1Image_html_ac43f3b1aa720acd96d0326d40453a0fa"><div class="ttname"><a href="classMagick_1_1Image.html#ac43f3b1aa720acd96d0326d40453a0fa">Magick::Image::quiet</a></div><div class="ttdeci">void quiet(const bool quiet_)</div><div class="ttdef"><b>Definition:</b> <a href="Image_8cpp_source.html#l01316">Image.cpp:1316</a></div></div>
<div class="ttc" id="classMagick_1_1PixelData_html_ac1847c4f76a3dd4c459990106779a0c0"><div class="ttname"><a href="classMagick_1_1PixelData.html#ac1847c4f76a3dd4c459990106779a0c0">Magick::PixelData::~PixelData</a></div><div class="ttdeci">~PixelData(void)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00122">Pixels.cpp:122</a></div></div>
<div class="ttc" id="classMagick_1_1Image_html_a649f19aec34b33c85f42396fba98c101"><div class="ttname"><a href="classMagick_1_1Image.html#a649f19aec34b33c85f42396fba98c101">Magick::Image::image</a></div><div class="ttdeci">MagickCore::Image *&amp; image(void)</div><div class="ttdef"><b>Definition:</b> <a href="Image_8cpp_source.html#l05024">Image.cpp:5024</a></div></div>
<div class="ttc" id="Thread_8h_html"><div class="ttname"><a href="Thread_8h.html">Thread.h</a></div></div>
<div class="ttc" id="classMagick_1_1PixelData_html_ac8e326669dc26cf0da2114f4ef4bd35d"><div class="ttname"><a href="classMagick_1_1PixelData.html#ac8e326669dc26cf0da2114f4ef4bd35d">Magick::PixelData::length</a></div><div class="ttdeci">::ssize_t length(void) const</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00132">Pixels.cpp:132</a></div></div>
<div class="ttc" id="classMagick_1_1PixelData_html_a2177166f46a9b361184bf1b90badfcdf"><div class="ttname"><a href="classMagick_1_1PixelData.html#a2177166f46a9b361184bf1b90badfcdf">Magick::PixelData::data</a></div><div class="ttdeci">const void * data(void) const</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00127">Pixels.cpp:127</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_ae289745755c3def39646c5a6bc72945e"><div class="ttname"><a href="classMagick_1_1Pixels.html#ae289745755c3def39646c5a6bc72945e">Magick::Pixels::sync</a></div><div class="ttdeci">void sync(void)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00094">Pixels.cpp:94</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_a80578e4115a89951d0ad1e450e2e7a40"><div class="ttname"><a href="classMagick_1_1Pixels.html#a80578e4115a89951d0ad1e450e2e7a40">Magick::Pixels::Pixels</a></div><div class="ttdeci">Pixels(Magick::Image &amp;image_)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00021">Pixels.cpp:21</a></div></div>
<div class="ttc" id="classMagick_1_1PixelData_html_a614cebe719b3e2508852b3f7f45f1dd1"><div class="ttname"><a href="classMagick_1_1PixelData.html#a614cebe719b3e2508852b3f7f45f1dd1">Magick::PixelData::size</a></div><div class="ttdeci">::ssize_t size(void) const</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00137">Pixels.cpp:137</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_af6ef403ad3cad9416857ba80a464d3fe"><div class="ttname"><a href="classMagick_1_1Pixels.html#af6ef403ad3cad9416857ba80a464d3fe">Magick::Pixels::~Pixels</a></div><div class="ttdeci">~Pixels(void)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00033">Pixels.cpp:33</a></div></div>
<div class="ttc" id="namespaceMagick_html_acf038b43e710ea498bb5b9914e54ee3a"><div class="ttname"><a href="namespaceMagick.html#acf038b43e710ea498bb5b9914e54ee3a">Magick::throwExceptionExplicit</a></div><div class="ttdeci">MagickPPExport void throwExceptionExplicit(const MagickCore::ExceptionType severity_, const char *reason_, const char *description_=(char *) NULL)</div><div class="ttdef"><b>Definition:</b> <a href="Exception_8cpp_source.html#l00808">Exception.cpp:808</a></div></div>
<div class="ttc" id="Include_8h_html_a6a4b81920dd51d0f026cf21a015b194a"><div class="ttname"><a href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a></div><div class="ttdeci">#define ThrowPPException(quiet)</div><div class="ttdef"><b>Definition:</b> <a href="Include_8h_source.html#l01580">Include.h:1580</a></div></div>
<div class="ttc" id="classMagick_1_1PixelData_html_ab42e549f84f2883a3a7f2dcf7c505330"><div class="ttname"><a href="classMagick_1_1PixelData.html#ab42e549f84f2883a3a7f2dcf7c505330">Magick::PixelData::PixelData</a></div><div class="ttdeci">PixelData(Magick::Image &amp;image_, std::string map_, const StorageType type_)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00109">Pixels.cpp:109</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_aa7891bb0e43dd1b11a119883533ba7ff"><div class="ttname"><a href="classMagick_1_1Pixels.html#aa7891bb0e43dd1b11a119883533ba7ff">Magick::Pixels::set</a></div><div class="ttdeci">Quantum * set(const ::ssize_t x_, const ::ssize_t y_, const size_t columns_, const size_t rows_)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00078">Pixels.cpp:78</a></div></div>
<div class="ttc" id="Include_8h_html"><div class="ttname"><a href="Include_8h.html">Include.h</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_a281a3132a541cfae7641dfd385a9b70a"><div class="ttname"><a href="classMagick_1_1Pixels.html#a281a3132a541cfae7641dfd385a9b70a">Magick::Pixels::offset</a></div><div class="ttdeci">ssize_t offset(PixelChannel channel) const</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00071">Pixels.cpp:71</a></div></div>
<div class="ttc" id="classMagick_1_1Image_html_a4110bebbe7a1fe8f4c6219b0bf45f598"><div class="ttname"><a href="classMagick_1_1Image.html#a4110bebbe7a1fe8f4c6219b0bf45f598">Magick::Image::rows</a></div><div class="ttdeci">size_t rows(void) const</div><div class="ttdef"><b>Definition:</b> <a href="Image_8cpp_source.html#l01352">Image.cpp:1352</a></div></div>
<div class="ttc" id="classMagick_1_1Image_html_a1f61d13e9fc82b75cd62e7da46e2c7fc"><div class="ttname"><a href="classMagick_1_1Image.html#a1f61d13e9fc82b75cd62e7da46e2c7fc">Magick::Image::columns</a></div><div class="ttdeci">size_t columns(void) const</div><div class="ttdef"><b>Definition:</b> <a href="Image_8cpp_source.html#l00590">Image.cpp:590</a></div></div>
<div class="ttc" id="Pixels_8h_html"><div class="ttname"><a href="Pixels_8h.html">Pixels.h</a></div></div>
<div class="ttc" id="classMagick_1_1Pixels_html_ad50a3a05ee6918ae205856c6ae235c25"><div class="ttname"><a href="classMagick_1_1Pixels.html#ad50a3a05ee6918ae205856c6ae235c25">Magick::Pixels::metacontent</a></div><div class="ttdeci">void * metacontent(void)</div><div class="ttdef"><b>Definition:</b> <a href="Pixels_8cpp_source.html#l00102">Pixels.cpp:102</a></div></div>
<div class="ttc" id="Include_8h_html_a66d0d226ad64af8c5d2be6180adca8b4"><div class="ttname"><a href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a></div><div class="ttdeci">#define GetPPException</div><div class="ttdef"><b>Definition:</b> <a href="Include_8h_source.html#l01561">Include.h:1561</a></div></div>
<div class="ttc" id="Exception_8h_html"><div class="ttname"><a href="Exception_8h.html">Exception.h</a></div></div>
<div class="ttc" id="classMagick_1_1Image_html"><div class="ttname"><a href="classMagick_1_1Image.html">Magick::Image</a></div><div class="ttdef"><b>Definition:</b> <a href="Image_8h_source.html#l00055">Image.h:55</a></div></div>
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